ICYMI: Does Artificial Turf Pose a Health Risk?

From an NBC News investigation on artificial turf to the mysterious whereabouts of Kim Jong Un, here are some highlights from Nightly News this week.

How Safe Is Artificial Turf?

There are artificial turf fields all over the country, but now one coach is sparking a debate over what exactly is in these fields, how it’s made and whether it’s really safe. She found a terrible coincidence among several soccer players. Could that coincidence be linked to the turf?

The last time North Korea’s unpredictable leader Kim Jong Un was seen in public, he was noticeably overweight and walking with a limp. That was over a month ago. The mystery deepened when he was a no-show at an annual celebration of the Workers’ Party on Friday, fueling growing speculation over whether he’s still in charge of one of the most secretive places on Earth.

He was at a women’s technology conference when Microsoft CEO Satya Nadella suggested that women in the workplace should rely on “karma” and have “faith” in the system, rather than directly ask for a raise. Not only was there vocal dissent in the room, but social media lit up with blistering criticism of Nadella’s advice – with many saying he was just plain wrong.

As music legend Glen Campbell enters the final stages of Alzheimer’s, his family is giving the world a rare glimpse inside his battle with the disease. The five-time Grammy winner now struggles to speak, but give him a guitar and he knows what to do. His wife, Kim Woolen, invites NBC’s Cynthia McFadden to visit the 78-year-old at a full-time care facility in Nashville.

The newest member of the Utah Jazz had fans on their feet Monday night. Five-year-old JP Gibson, who signed his contract with a purple crayon, is battling leukemia, and the team made sure to go the extra mile to make his wish come true. Two words: slam dunk.